| Item Name | Gear Helical |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 01-399-7403 (013997403) |
| NCB Code | USA (01) |
| Manufacturer | Oldenburg Group Incorporated |
| MRC | Criteria | Characteristic |
|---|---|---|
| MATT | Material | STEEL COMP 4140 OVERALL |
| CWPP | Pressure Angle | 20.0000 DEGREES |
| CWMW | Teeth Type | SINGLE HELIX |
| CWSR | Nominal Distance From Bore Center To Keyway Bottom | 2.450 INCHES BOTH ENDS |
| CWRS | Bore Nominal Diameter | 4.251 INCHES BOTH ENDS |
| CWCD | Nominal Outside Diameter | 31.908 INCHES |
| CWRM | Face Nominal Width | 2.250 INCHES |
| CWTX | Hub Nominal Diameter | 7.500 INCHES BOTH ENDS |
| AJLA | Teeth Quantity | 183 |
| MRC | Decoded Requirement | Clear Text Reply |
| CWNM | Tooth Direction | LEFT |
| CWSN | Keyway Nominal Width | 1.002 INCHES BOTH ENDS |
| ANTP | Bore Style | W/ KEYWAY BOTH ENDS |
| CWPZ | Helix Angle | 15.0000 DEGREES |
| CWTR | Hub Style Designator | PLAIN BOTH ENDS |
| AAQL | Body Style | WEBBED, WITH LIGHTENING HOLES |
| AGJS | Pitch Diameter | 31.5770 INCHES NOMINAL |
| STYL | Style Designator | FLUSH HUB |
| Relevant Components for NSN - 3020-01-399-7403, 3020013997403 | ||||
| 3010-01-374-7922 (3010013747922) | 3020-00-640-4542 (3020006404542) | 3040-01-553-9126 (3040015539126) | 3010-00-737-8041 (3010007378041) | |
| 3040-01-193-7323 (3040011937323) | 3040-01-352-4169 (3040013524169) | 3040-01-234-5650 (3040012345650) | 3040-00-365-1185 (3040003651185) | |
| 3010-01-284-4378 (3010012844378) | 3020-01-493-3255 (3020014933255) | 3010-00-538-5081 (3010005385081) | 3040-01-482-5789 (3040014825789) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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